Iodine
Elemental State I2
Electron Configuration 1s22s22p63s23p63d104s24p64d105s25p5
First Ionization Potential 10.451 eV
Electron Affinity 3.059 eV
Z*  
Pauling Electronegativity 2.66
Covalent Radius 1.33 Å
Metallic Radius  
Ionic Radius 2.06 Å I coordination number = 6
van der Waal's Radius 1.96 Å
Melting Point 113.7 oC
Boiling Point 184.4 oC
Density 4.93 g/cm3
Other Properties